6 different colored exercise bands, each with weight indication for different tension ranges: Yellow 5-15 LBS., Red 15-35 LBS., Black 30-60 LBS., Purple 40-80 LBS., Green 50-125 LBS., Blue 65-175 LBS., use single sets or combinations of more sets for chal
The CVD diamond wire drawing dies produced by Sichuan Natu Technology Co., Ltd. have the advantages of wide applicability, no need to change the mold frequently, and no change in the aperture of the drawing process. Under the premise of ensuring product q
